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55
votes
14answers
71k views

Why am I still getting a password prompt with ssh with public key authentication?

I'm working from the URL I found here: http://jaybyjayfresh.com/2009/02/04/logging-in-without-a-password-certificates-ssh/ My ssh client is Ubuntu 64 bit 11.10 desktop and my server is Centos 6.2 64 ...
4
votes
2answers
1k views

How to make password-less login work

I generated a key and copied it to my target: ssh-keygen ssh-copy-id username@hostname I left the the location of the key as default and did not set any passphrase. For a small while after that, I ...
7
votes
2answers
12k views

SSH key-based authentication: known_hosts vs authorized_keys

I read about setting up ssh keys in Linux and have some questions. Correct me if I'm wrong… Let's say host tr-lgto wants to connect to host tr-mdm using ssh. If we want to be sure that it's the real ...
11
votes
3answers
8k views

SCP from one server to another without password prompt

What is the best way of doing SCP from one box to the other without prompting for password? There are two servers: Server A (10.152.2.10): /home/oracle/export/files.txt Server B (10.152.2.11): ...
4
votes
2answers
589 views

Restrict password-less backup with SFTP

I need to perform backup of a server to my computer using Duplicity: duplicity /etc sftp://backup@my.dynamic.ip.address//home/backup Before this can be done, I need to allow password-less access by ...
5
votes
1answer
260 views

Automated ssh login with passphrase?

Logging onto a machine over ssh typically requires a password to be entered before access is granted. Alternatively, a key/certificate (without a passphrase) can be installed onto the remote machine ...
2
votes
1answer
211 views

Why do NoMachine NXclient docs instruct to copy over the server's private key?

Working to set up the GnuPG keymanager for SSH and now FreeNX server on CentOS 6 and NoMachine NXclient on my new install of ArchLinux I've been reading more about keys than I've ever read before. I'm ...